Technical University of Sofia

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Short name

TU Sofia

Country, city

Bulgaria, Sofia

052prhs50

Organization website

Publications

3 529

Citations

25 010

h-index

Top-3 journals

AIP Conference Proceedings (390 publications)

IOP Conference Series: Materials Science and Engineering (178 publications)

Journal of Physics: Conference Series (108 publications)

Top-3 organizations

Sofia University "St. Kliment Ohridski" (149 publications)

University of Chemical Technology and Metallurgy (93 publications)

Plovdiv University "Paisii Hilendarski" (92 publications)

Top-3 foreign organizations

University of Texas at San Antonio (53 publications)

University of Leicester (27 publications)

Aarhus University (23 publications)

Most cited in 5 years

Found

Publication title

Publisher

Journal

Countries

Found

Since 1970

Total publications

3529

Total citations

25010

Citations per publication

7.09

Average publications per year

61.91

Average authors per publication

3.8

h-index

Metrics description

h-index

A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.

https://www.pnas.org/doi/full/10.1073/pnas.0507655102

Top-30

Fields of science

	50 100 150 200 250 300 350 400 450
General Medicine	General Medicine, 442, 12.52% General Medicine 442 publications, 12.52%
Electrical and Electronic Engineering	Electrical and Electronic Engineering, 365, 10.34% Electrical and Electronic Engineering 365 publications, 10.34%
Condensed Matter Physics	Condensed Matter Physics, 194, 5.5% Condensed Matter Physics 194 publications, 5.5%
Computer Science Applications	Computer Science Applications, 177, 5.02% Computer Science Applications 177 publications, 5.02%
Applied Mathematics	Applied Mathematics, 172, 4.87% Applied Mathematics 172 publications, 4.87%
General Materials Science	General Materials Science, 167, 4.73% General Materials Science 167 publications, 4.73%
General Engineering	General Engineering, 155, 4.39% General Engineering 155 publications, 4.39%
Control and Systems Engineering	Control and Systems Engineering, 147, 4.17% Control and Systems Engineering 147 publications, 4.17%
General Physics and Astronomy	General Physics and Astronomy, 135, 3.83% General Physics and Astronomy 135 publications, 3.83%
Electronic, Optical and Magnetic Materials	Electronic, Optical and Magnetic Materials, 134, 3.8% Electronic, Optical and Magnetic Materials 134 publications, 3.8%
Mechanical Engineering	Mechanical Engineering, 134, 3.8% Mechanical Engineering 134 publications, 3.8%
Atomic and Molecular Physics, and Optics	Atomic and Molecular Physics, and Optics, 103, 2.92% Atomic and Molecular Physics, and Optics 103 publications, 2.92%
General Mathematics	General Mathematics, 100, 2.83% General Mathematics 100 publications, 2.83%
Mechanics of Materials	Mechanics of Materials, 97, 2.75% Mechanics of Materials 97 publications, 2.75%
Surfaces, Coatings and Films	Surfaces, Coatings and Films, 95, 2.69% Surfaces, Coatings and Films 95 publications, 2.69%
General Computer Science	General Computer Science, 92, 2.61% General Computer Science 92 publications, 2.61%
Materials Chemistry	Materials Chemistry, 79, 2.24% Materials Chemistry 79 publications, 2.24%
Instrumentation	Instrumentation, 79, 2.24% Instrumentation 79 publications, 2.24%
Renewable Energy, Sustainability and the Environment	Renewable Energy, Sustainability and the Environment, 75, 2.13% Renewable Energy, Sustainability and the Environment 75 publications, 2.13%
Energy Engineering and Power Technology	Energy Engineering and Power Technology, 70, 1.98% Energy Engineering and Power Technology 70 publications, 1.98%
Computer Networks and Communications	Computer Networks and Communications, 67, 1.9% Computer Networks and Communications 67 publications, 1.9%
Software	Software, 67, 1.9% Software 67 publications, 1.9%
Engineering (miscellaneous)	Engineering (miscellaneous), 64, 1.81% Engineering (miscellaneous) 64 publications, 1.81%
Metals and Alloys	Metals and Alloys, 62, 1.76% Metals and Alloys 62 publications, 1.76%
Industrial and Manufacturing Engineering	Industrial and Manufacturing Engineering, 60, 1.7% Industrial and Manufacturing Engineering 60 publications, 1.7%
Surfaces and Interfaces	Surfaces and Interfaces, 58, 1.64% Surfaces and Interfaces 58 publications, 1.64%
General Chemistry	General Chemistry, 57, 1.62% General Chemistry 57 publications, 1.62%
Hardware and Architecture	Hardware and Architecture, 57, 1.62% Hardware and Architecture 57 publications, 1.62%
Control and Optimization	Control and Optimization, 54, 1.53% Control and Optimization 54 publications, 1.53%
Signal Processing	Signal Processing, 54, 1.53% Signal Processing 54 publications, 1.53%
	50 100 150 200 250 300 350 400 450

Journals

	50 100 150 200 250 300 350 400
AIP Conference Proceedings	AIP Conference Proceedings, 390, 11.05% AIP Conference Proceedings 390 publications, 11.05%
IOP Conference Series: Materials Science and Engineering	IOP Conference Series: Materials Science and Engineering, 178, 5.04% IOP Conference Series: Materials Science and Engineering 178 publications, 5.04%
Journal of Physics: Conference Series	Journal of Physics: Conference Series, 108, 3.06% Journal of Physics: Conference Series 108 publications, 3.06%
Lecture Notes in Computer Science	Lecture Notes in Computer Science, 88, 2.49% Lecture Notes in Computer Science 88 publications, 2.49%
E3S Web of Conferences	E3S Web of Conferences, 84, 2.38% E3S Web of Conferences 84 publications, 2.38%
IOP Conference Series: Earth and Environmental Science	IOP Conference Series: Earth and Environmental Science, 70, 1.98% IOP Conference Series: Earth and Environmental Science 70 publications, 1.98%
IFAC Proceedings Volumes	IFAC Proceedings Volumes, 61, 1.73% IFAC Proceedings Volumes 61 publications, 1.73%
Electronics (Switzerland)	Electronics (Switzerland), 58, 1.64% Electronics (Switzerland) 58 publications, 1.64%
Energies	Energies, 54, 1.53% Energies 54 publications, 1.53%
Lecture Notes in Networks and Systems	Lecture Notes in Networks and Systems, 52, 1.47% Lecture Notes in Networks and Systems 52 publications, 1.47%
Applied Sciences (Switzerland)	Applied Sciences (Switzerland), 49, 1.39% Applied Sciences (Switzerland) 49 publications, 1.39%
Proceedings of SPIE - The International Society for Optical Engineering	Proceedings of SPIE - The International Society for Optical Engineering, 41, 1.16% Proceedings of SPIE - The International Society for Optical Engineering 41 publications, 1.16%
MATEC Web of Conferences	MATEC Web of Conferences, 39, 1.11% MATEC Web of Conferences 39 publications, 1.11%
Studies in Computational Intelligence	Studies in Computational Intelligence, 37, 1.05% Studies in Computational Intelligence 37 publications, 1.05%
Mathematics	Mathematics, 35, 0.99% Mathematics 35 publications, 0.99%
IFAC-PapersOnLine	IFAC-PapersOnLine, 34, 0.96% IFAC-PapersOnLine 34 publications, 0.96%
Communications in Computer and Information Science	Communications in Computer and Information Science, 31, 0.88% Communications in Computer and Information Science 31 publications, 0.88%
Sensors	Sensors, 31, 0.88% Sensors 31 publications, 0.88%
Wireless Personal Communications	Wireless Personal Communications, 29, 0.82% Wireless Personal Communications 29 publications, 0.82%
Symmetry	Symmetry, 29, 0.82% Symmetry 29 publications, 0.82%
Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering	Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering, 28, 0.79% Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering 28 publications, 0.79%
International Journal of Reasoning-based Intelligent Systems	International Journal of Reasoning-based Intelligent Systems, 28, 0.79% International Journal of Reasoning-based Intelligent Systems 28 publications, 0.79%
COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering	COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, 23, 0.65% COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering 23 publications, 0.65%
Smart Innovation, Systems and Technologies	Smart Innovation, Systems and Technologies, 23, 0.65% Smart Innovation, Systems and Technologies 23 publications, 0.65%
Facta universitatis - series Electronics and Energetics	Facta universitatis - series Electronics and Energetics, 22, 0.62% Facta universitatis - series Electronics and Energetics 22 publications, 0.62%
Materials Science Forum	Materials Science Forum, 21, 0.6% Materials Science Forum 21 publications, 0.6%
Cybernetics and Information Technologies	Cybernetics and Information Technologies, 21, 0.6% Cybernetics and Information Technologies 21 publications, 0.6%
Sustainability	Sustainability, 21, 0.6% Sustainability 21 publications, 0.6%
Materials	Materials, 20, 0.57% Materials 20 publications, 0.57%
IEEE Access	IEEE Access, 20, 0.57% IEEE Access 20 publications, 0.57%
	50 100 150 200 250 300 350 400

Publishers

	100 200 300 400 500 600 700
Springer Nature	Springer Nature, 666, 18.87% Springer Nature 666 publications, 18.87%
MDPI	MDPI, 534, 15.13% MDPI 534 publications, 15.13%
Elsevier	Elsevier, 487, 13.8% Elsevier 487 publications, 13.8%
AIP Publishing	AIP Publishing, 406, 11.5% AIP Publishing 406 publications, 11.5%
IOP Publishing	IOP Publishing, 397, 11.25% IOP Publishing 397 publications, 11.25%
EDP Sciences	EDP Sciences, 143, 4.05% EDP Sciences 143 publications, 4.05%
Taylor & Francis	Taylor & Francis, 96, 2.72% Taylor & Francis 96 publications, 2.72%
Institute of Electrical and Electronics Engineers (IEEE)	Institute of Electrical and Electronics Engineers (IEEE), 81, 2.3% Institute of Electrical and Electronics Engineers (IEEE) 81 publications, 2.3%
Wiley	Wiley, 60, 1.7% Wiley 60 publications, 1.7%
Walter de Gruyter	Walter de Gruyter, 54, 1.53% Walter de Gruyter 54 publications, 1.53%
World Scientific and Engineering Academy and Society (WSEAS)	World Scientific and Engineering Academy and Society (WSEAS), 50, 1.42% World Scientific and Engineering Academy and Society (WSEAS) 50 publications, 1.42%
Emerald	Emerald, 44, 1.25% Emerald 44 publications, 1.25%
Inderscience Publishers	Inderscience Publishers, 43, 1.22% Inderscience Publishers 43 publications, 1.22%
SPIE-Intl Soc Optical Eng	SPIE-Intl Soc Optical Eng, 42, 1.19% SPIE-Intl Soc Optical Eng 42 publications, 1.19%
Trans Tech Publications	Trans Tech Publications, 39, 1.11% Trans Tech Publications 39 publications, 1.11%
IGI Global	IGI Global, 33, 0.94% IGI Global 33 publications, 0.94%
SAGE	SAGE, 32, 0.91% SAGE 32 publications, 0.91%
Hindawi Limited	Hindawi Limited, 29, 0.82% Hindawi Limited 29 publications, 0.82%
National Library of Serbia	National Library of Serbia, 27, 0.77% National Library of Serbia 27 publications, 0.77%
Pleiades Publishing	Pleiades Publishing, 23, 0.65% Pleiades Publishing 23 publications, 0.65%
American Physical Society (APS)	American Physical Society (APS), 21, 0.6% American Physical Society (APS) 21 publications, 0.6%
IOS Press	IOS Press, 17, 0.48% IOS Press 17 publications, 0.48%
World Scientific	World Scientific, 16, 0.45% World Scientific 16 publications, 0.45%
Oxford University Press	Oxford University Press, 13, 0.37% Oxford University Press 13 publications, 0.37%
Kaunas University of Technology (KTU)	Kaunas University of Technology (KTU), 12, 0.34% Kaunas University of Technology (KTU) 12 publications, 0.34%
Optica Publishing Group	Optica Publishing Group, 11, 0.31% Optica Publishing Group 11 publications, 0.31%
University of Kragujevac, Faculty of Science	University of Kragujevac, Faculty of Science, 9, 0.26% University of Kragujevac, Faculty of Science 9 publications, 0.26%
The Electrochemical Society	The Electrochemical Society, 8, 0.23% The Electrochemical Society 8 publications, 0.23%
American Chemical Society (ACS)	American Chemical Society (ACS), 6, 0.17% American Chemical Society (ACS) 6 publications, 0.17%
Begell House	Begell House, 6, 0.17% Begell House 6 publications, 0.17%
	100 200 300 400 500 600 700

With other organizations

	20 40 60 80 100 120 140 160
Sofia University "St. Kliment Ohridski"	Sofia University "St. Kliment Ohridski", 149, 4.22% Sofia University "St. Kliment Ohridski" 149 publications, 4.22%
University of Chemical Technology and Metallurgy	University of Chemical Technology and Metallurgy, 93, 2.64% University of Chemical Technology and Metallurgy 93 publications, 2.64%
Plovdiv University "Paisii Hilendarski"	Plovdiv University "Paisii Hilendarski", 92, 2.61% Plovdiv University "Paisii Hilendarski" 92 publications, 2.61%
Academian Emil Djakov Institute of Electronics, Bulgarian Academy of Sciences	Academian Emil Djakov Institute of Electronics, Bulgarian Academy of Sciences, 63, 1.79% Academian Emil Djakov Institute of Electronics, Bulgarian Academy of Sciences 63 publications, 1.79%
Institute of Information and Communication Technologies of the Bulgarian Academy of Sciences	Institute of Information and Communication Technologies of the Bulgarian Academy of Sciences, 62, 1.76% Institute of Information and Communication Technologies of the Bulgarian Academy of Sciences 62 publications, 1.76%
Institute of Mathematics and Informatics of the Bulgarian Academy of Sciences	Institute of Mathematics and Informatics of the Bulgarian Academy of Sciences, 59, 1.67% Institute of Mathematics and Informatics of the Bulgarian Academy of Sciences 59 publications, 1.67%
University of Food Technology in Plovdiv	University of Food Technology in Plovdiv, 57, 1.62% University of Food Technology in Plovdiv 57 publications, 1.62%
University of Texas at San Antonio	University of Texas at San Antonio, 53, 1.5% University of Texas at San Antonio 53 publications, 1.5%
Institute of Solid State Physics of the Bulgarian Academy of Sciences (Georgi Nadjakov Institute of Solid State Physics)	Institute of Solid State Physics of the Bulgarian Academy of Sciences (Georgi Nadjakov Institute of Solid State Physics), 48, 1.36% Institute of Solid State Physics of the Bulgarian Academy of Sciences (Georgi Nadjakov Institute of Solid State Physics) 48 publications, 1.36%
Medical University of Sofia	Medical University of Sofia, 34, 0.96% Medical University of Sofia 34 publications, 0.96%
Institute of Mechanics of the Bulgarian Academy of Sciences	Institute of Mechanics of the Bulgarian Academy of Sciences, 33, 0.94% Institute of Mechanics of the Bulgarian Academy of Sciences 33 publications, 0.94%
University of Leicester	University of Leicester, 27, 0.77% University of Leicester 27 publications, 0.77%
Technical University of Varna	Technical University of Varna, 27, 0.77% Technical University of Varna 27 publications, 0.77%
Institute of Biophysics and Biomedical Engineering of the Bulgarian Academy of Sciences	Institute of Biophysics and Biomedical Engineering of the Bulgarian Academy of Sciences, 27, 0.77% Institute of Biophysics and Biomedical Engineering of the Bulgarian Academy of Sciences 27 publications, 0.77%
Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences	Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, 26, 0.74% Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences 26 publications, 0.74%
Angel Kanchev University of Ruse	Angel Kanchev University of Ruse, 25, 0.71% Angel Kanchev University of Ruse 25 publications, 0.71%
Institute of Optical Materials and Technologies Jordan Malinowski, Bulgarian Academy of Sciences	Institute of Optical Materials and Technologies Jordan Malinowski, Bulgarian Academy of Sciences, 25, 0.71% Institute of Optical Materials and Technologies Jordan Malinowski, Bulgarian Academy of Sciences 25 publications, 0.71%
Aarhus University	Aarhus University, 23, 0.65% Aarhus University 23 publications, 0.65%
University of Belgrade	University of Belgrade, 22, 0.62% University of Belgrade 22 publications, 0.62%
Observatoire de Paris	Observatoire de Paris, 22, 0.62% Observatoire de Paris 22 publications, 0.62%
Karlsruhe Institute of Technology	Karlsruhe Institute of Technology, 21, 0.6% Karlsruhe Institute of Technology 21 publications, 0.6%
Hosei University	Hosei University, 21, 0.6% Hosei University 21 publications, 0.6%
University Prof. Dr. Assen Zlatarov	University Prof. Dr. Assen Zlatarov, 21, 0.6% University Prof. Dr. Assen Zlatarov 21 publications, 0.6%
Institute of Physical Chemistry "Rostislaw Kaischew", Bulgarian Academy of Sciences	Institute of Physical Chemistry "Rostislaw Kaischew", Bulgarian Academy of Sciences, 21, 0.6% Institute of Physical Chemistry "Rostislaw Kaischew", Bulgarian Academy of Sciences 21 publications, 0.6%
Sorbonne University	Sorbonne University, 20, 0.57% Sorbonne University 20 publications, 0.57%
South-West University "Neofit Rilski"	South-West University "Neofit Rilski", 20, 0.57% South-West University "Neofit Rilski" 20 publications, 0.57%
Institute of General and Inorganic Chemistry, Bulgarian Academy of Sciences	Institute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, 19, 0.54% Institute of General and Inorganic Chemistry, Bulgarian Academy of Sciences 19 publications, 0.54%
Paris Sciences et Lettres	Paris Sciences et Lettres, 17, 0.48% Paris Sciences et Lettres 17 publications, 0.48%
Lancaster University	Lancaster University, 16, 0.45% Lancaster University 16 publications, 0.45%
University of Nis	University of Nis, 16, 0.45% University of Nis 16 publications, 0.45%
	20 40 60 80 100 120 140 160

With foreign organizations

	10 20 30 40 50 60
University of Texas at San Antonio	University of Texas at San Antonio, 53, 1.5% University of Texas at San Antonio 53 publications, 1.5%
University of Leicester	University of Leicester, 27, 0.77% University of Leicester 27 publications, 0.77%
Aarhus University	Aarhus University, 23, 0.65% Aarhus University 23 publications, 0.65%
University of Belgrade	University of Belgrade, 22, 0.62% University of Belgrade 22 publications, 0.62%
Observatoire de Paris	Observatoire de Paris, 22, 0.62% Observatoire de Paris 22 publications, 0.62%
Karlsruhe Institute of Technology	Karlsruhe Institute of Technology, 21, 0.6% Karlsruhe Institute of Technology 21 publications, 0.6%
Hosei University	Hosei University, 21, 0.6% Hosei University 21 publications, 0.6%
Sorbonne University	Sorbonne University, 20, 0.57% Sorbonne University 20 publications, 0.57%
Paris Sciences et Lettres	Paris Sciences et Lettres, 17, 0.48% Paris Sciences et Lettres 17 publications, 0.48%
Lancaster University	Lancaster University, 16, 0.45% Lancaster University 16 publications, 0.45%
University of Nis	University of Nis, 16, 0.45% University of Nis 16 publications, 0.45%
University of Portsmouth	University of Portsmouth, 15, 0.43% University of Portsmouth 15 publications, 0.43%
Novosibirsk State Technical University	Novosibirsk State Technical University, 14, 0.4% Novosibirsk State Technical University 14 publications, 0.4%
Nanyang Technological University	Nanyang Technological University, 14, 0.4% Nanyang Technological University 14 publications, 0.4%
Ruhr University Bochum	Ruhr University Bochum, 14, 0.4% Ruhr University Bochum 14 publications, 0.4%
University of Aveiro	University of Aveiro, 14, 0.4% University of Aveiro 14 publications, 0.4%
University of Pisa	University of Pisa, 13, 0.37% University of Pisa 13 publications, 0.37%
Aristotle University of Thessaloniki	Aristotle University of Thessaloniki, 13, 0.37% Aristotle University of Thessaloniki 13 publications, 0.37%
Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas	Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas, 13, 0.37% Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas 13 publications, 0.37%
Lomonosov Moscow State University	Lomonosov Moscow State University, 12, 0.34% Lomonosov Moscow State University 12 publications, 0.34%
Boğaziçi University	Boğaziçi University, 12, 0.34% Boğaziçi University 12 publications, 0.34%
Kuwait College of Science and Technology	Kuwait College of Science and Technology, 12, 0.34% Kuwait College of Science and Technology 12 publications, 0.34%
Gauhati University	Gauhati University, 12, 0.34% Gauhati University 12 publications, 0.34%
University of Cádiz	University of Cádiz, 12, 0.34% University of Cádiz 12 publications, 0.34%
University of Deusto	University of Deusto, 11, 0.31% University of Deusto 11 publications, 0.31%
Université de Lille	Université de Lille, 11, 0.31% Université de Lille 11 publications, 0.31%
South Ural State University	South Ural State University, 10, 0.28% South Ural State University 10 publications, 0.28%
Ho Chi Minh City University of Technology	Ho Chi Minh City University of Technology, 10, 0.28% Ho Chi Minh City University of Technology 10 publications, 0.28%
VTT Technical Research Centre of Finland	VTT Technical Research Centre of Finland, 10, 0.28% VTT Technical Research Centre of Finland 10 publications, 0.28%
National Agency for New Technologies, Energy and Sustainable Economic Development	National Agency for New Technologies, Energy and Sustainable Economic Development, 10, 0.28% National Agency for New Technologies, Energy and Sustainable Economic Development 10 publications, 0.28%
	10 20 30 40 50 60

With other countries

	20 40 60 80 100 120 140
USA	USA, 131, 3.71% USA 131 publications, 3.71%
Germany	Germany, 128, 3.63% Germany 128 publications, 3.63%
France	France, 113, 3.2% France 113 publications, 3.2%
United Kingdom	United Kingdom, 112, 3.17% United Kingdom 112 publications, 3.17%
Russia	Russia, 85, 2.41% Russia 85 publications, 2.41%
Greece	Greece, 69, 1.96% Greece 69 publications, 1.96%
Italy	Italy, 60, 1.7% Italy 60 publications, 1.7%
India	India, 59, 1.67% India 59 publications, 1.67%
Serbia	Serbia, 50, 1.42% Serbia 50 publications, 1.42%
China	China, 47, 1.33% China 47 publications, 1.33%
Spain	Spain, 43, 1.22% Spain 43 publications, 1.22%
Japan	Japan, 41, 1.16% Japan 41 publications, 1.16%
Romania	Romania, 35, 0.99% Romania 35 publications, 0.99%
Denmark	Denmark, 33, 0.94% Denmark 33 publications, 0.94%
Czech Republic	Czech Republic, 33, 0.94% Czech Republic 33 publications, 0.94%
Ukraine	Ukraine, 29, 0.82% Ukraine 29 publications, 0.82%
Portugal	Portugal, 29, 0.82% Portugal 29 publications, 0.82%
Poland	Poland, 27, 0.77% Poland 27 publications, 0.77%
Turkey	Turkey, 27, 0.77% Turkey 27 publications, 0.77%
Belgium	Belgium, 26, 0.74% Belgium 26 publications, 0.74%
Netherlands	Netherlands, 23, 0.65% Netherlands 23 publications, 0.65%
Sweden	Sweden, 23, 0.65% Sweden 23 publications, 0.65%
Austria	Austria, 22, 0.62% Austria 22 publications, 0.62%
Finland	Finland, 20, 0.57% Finland 20 publications, 0.57%
Switzerland	Switzerland, 18, 0.51% Switzerland 18 publications, 0.51%
Hungary	Hungary, 17, 0.48% Hungary 17 publications, 0.48%
Canada	Canada, 17, 0.48% Canada 17 publications, 0.48%
Kazakhstan	Kazakhstan, 16, 0.45% Kazakhstan 16 publications, 0.45%
Vietnam	Vietnam, 16, 0.45% Vietnam 16 publications, 0.45%
	20 40 60 80 100 120 140

We do not take into account publications without a DOI.
Statistics recalculated daily.
Publications published earlier than 1970 are ignored in the statistics.
The horizontal charts show the 30 top positions.
Journals quartiles values are relevant at the moment.